//
//  EmptyUtils.h
//  Meets-ios
//
//  Created by liumingkong on 14-6-20.
//  Copyright (c) 2014年 meets. All rights reserved.
//

#import <Foundation/Foundation.h>

@interface EmptyUtils : NSObject

+ (BOOL) isNull:(id) obj;
+ (BOOL) isEmptyString:(NSString *) str;
+ (BOOL) isZeroInt:(int) num;
+ (BOOL) isZeroDouble:(double) num;
+ (BOOL) isZeroLong:(long) num;
+ (BOOL) isZeroLongLong:(long long) num;

+ (BOOL) isEmptyNSMutableArray:(NSMutableArray *) nsMutableArray;
+ (BOOL) isEmptyNSArray:(NSArray *) nsArray;

+ (BOOL) isEmptyNSSet:(NSSet *) nsSet;
+ (BOOL) isEmptyNSMutableSet:(NSMutableSet *) nsSet;

+ (BOOL) isEmptyNSDictionary:(NSDictionary *) nsDictionary;



@end
